Finding the Fourth Proportional to 170,683,901.56, 235,544,370.37 and 92,367,434.29
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Solution
The fourth proportional to 170,683,901.56, 235,544,370.37 and 92,367,434.29 is: 127,467,376.56
Step by Step Solution
- Step 1: Write the proportion equation
170,683,901.56 : 235,544,370.37 = 92,367,434.29 : x - Step 2: Convert to fraction form
170,683,901.56/235,544,370.37 = 92,367,434.29/x - Step 3: Cross multiply
170,683,901.56x = 235,544,370.37 × 92,367,434.29 - Step 4: Simplify right side
170,683,901.56x = 21,756,629,152,530,400 - Step 5: Solve for x
x = 21,756,629,152,530,400/170,683,901.56 - Step 6: Final answer
x = 127,467,376.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.